HOW DO THEY DO IT? 80 YEAR OLDS WITH 40 YEAR OLD MUSCLE MASS
By wakeup-world.com - Dr Mercola
Increasing physical frailty as you age is commonly accepted as “a fact of life.”
Until recently, most studies showed that after the age of 40, people typically lose eight percent or more of their muscle mass with each passing decade.
But newer research suggests that this is not a foregone conclusion.
One study of 40 competitive runners, cyclists, and swimmers, ranging in age from 40 to 81, found no evidence of deterioration — the athletes in their 70s and 80s had almost as much thigh muscle mass as the athletes in their 40s.
Quoted in the New York Times, Dr. Vonda Wright, who oversaw the study, said:“We think these are very encouraging results…
They suggest strongly that people don’t have to lose muscle mass and function as they grow older.
The changes that we’ve assumed were due to aging and therefore were unstoppable seem actually to be caused by inactivity. And that can be changed.”
Other recent studies have had similar results. For example, in an animal study from last year, elderly sedentary rats put on a running program developed new satellite cells after 13 weeks. These cells are specialized stem cells known to repair and build muscle tissue.
Lifelong Activity is Best, but it’s Never Too Late to Start
Over the past several years, researchers have discovered that it is indeed possible to restore the ability of old human muscle to repair and rebuild itself. However, the need to keep aging muscles in shape has also been demonstrated, as long periods of atrophy are more challenging to overcome. These findings fall into the category of common sense, along the lines of “use it or lose it.” And as you age, physical exercise becomes an ever more important aspect of optimal health and longevity.
The good news is that it’s really never too late to start an exercise program, even if you’ve been inactive for a long time. Just keep in mind that older muscles do not respond as well tosudden bouts of exercise, so to take precautions and start off slow, to avoid injury.
Making Exercise Safe and Effective as You Age
Safety is always an important aspect of exercise, but becomes crucial if you’re older and just embarking on a regimented exercise program. Unfortunately, many elderly forgo exercise altogether because of a fear of injury or pain, when, in fact, proper exercise will ultimately reduce your risk of injury as well as help to improve pain.
If you’re elderly, it’s advisable to get a workout buddy — a personal trainer or someone who is experienced — to help guide you through your routine. Start off slowly and gradually increase intensity as you grow stronger, avoiding activities that aggravate or cause pain. Just keep in mind that while you need to use caution, you do need to exercise at a level that is challenging to your body.
Otherwise the true benefits will be forfeited.
Ideally your fitness program should be comprehensive, providing the necessary balance-training activities for stability while also improving your strength, flexibility, cardiovascular fitness and fat-burning capabilities with high-intensity “Peak” exercises.
During ‘peak exercises,’ you raise your heart rate up to your anaerobic threshold for 20 to 30 seconds, followed by a 90-second recovery period. You repeat this cycle for a total of eight repetitions. Peak exercises are particularly beneficial for aging bodies as this type of interval training triggers the natural production of human growth hormone (HGH), also known as “the fitness hormone.” HGH plays an integral role in maintaining youthfulness and strength. (For an in-depth explanation of my peak fitness regimen, please review this past article.)
While anaerobic Peak exercises may seem too advanced for the elderly, don’t let the intensity dissuade you! Rest assured you can perform Peak exercises at ANY age. The only difference is that the older you are the lower your maximum heart rate will be.
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